BR8700414A - METHOD AND APPARATUS TO PROCESS OPTICALLY GENERATED SIGNS - Google Patents

METHOD AND APPARATUS TO PROCESS OPTICALLY GENERATED SIGNS

Info

Publication number
BR8700414A
BR8700414A BR8700414A BR8700414A BR8700414A BR 8700414 A BR8700414 A BR 8700414A BR 8700414 A BR8700414 A BR 8700414A BR 8700414 A BR8700414 A BR 8700414A BR 8700414 A BR8700414 A BR 8700414A
Authority
BR
Brazil
Prior art keywords
optically generated
process optically
signs
generated signs
optically
Prior art date
Application number
BR8700414A
Other languages
Portuguese (pt)
Inventor
Jane Ellen Smith
Thomas Bidwell Dewitt
Original Assignee
Babcock & Wilcox Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of BR8700414A publication Critical patent/BR8700414A/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
BR8700414A 1986-02-03 1987-01-26 METHOD AND APPARATUS TO PROCESS OPTICALLY GENERATED SIGNS BR8700414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/825,415 US4742574A (en) 1986-02-03 1986-02-03 Two-wire 4-20 mA electronics for a fiber optic vortex shedding flowmeter

Publications (1)

Publication Number Publication Date
BR8700414A true BR8700414A (en) 1987-12-08

Family

ID=25243966

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8700414A BR8700414A (en) 1986-02-03 1987-01-26 METHOD AND APPARATUS TO PROCESS OPTICALLY GENERATED SIGNS

Country Status (8)

Country Link
US (1) US4742574A (en)
EP (1) EP0232007A3 (en)
JP (1) JPS62218817A (en)
AU (1) AU586036B2 (en)
BR (1) BR8700414A (en)
CA (1) CA1281557C (en)
IN (1) IN165210B (en)
MX (1) MX161529A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4656353A (en) * 1986-01-21 1987-04-07 The Babcock & Wilcox Company Variable pulse rate led electronics for a fiber optic vortex shedding flowmeter
US4958070A (en) * 1988-11-07 1990-09-18 The Babcock & Wilcox Company Digital electronics for controlling a fiber optic shedding flowmeter
US5254846A (en) * 1990-06-01 1993-10-19 Banner Engineering Corporation Analog photosensor operating on the power from a standard 4-20 ma instrumentation current loop
US5170035A (en) * 1990-11-28 1992-12-08 Webster Lee R Sensor circuit for controlling flow in an instrument loop
US5416723A (en) * 1993-03-03 1995-05-16 Milltronics Ltd. Loop powered process control transmitter
US5962845A (en) * 1997-08-19 1999-10-05 Clarostat Sensors And Controls, Inc. Drive circuit for photoelectric sensor
US6014100A (en) * 1998-02-27 2000-01-11 Vega Grieshaber Kg Two-wire RADAR sensor with intermittently operating circuitry components
US7212928B2 (en) 2002-09-06 2007-05-01 Invensys Systems, Inc. Multi-measurement vortex flow meter
EP1936332A1 (en) * 2006-12-22 2008-06-25 Nederlandse Organisatie voor Toegepast-Natuuurwetenschappelijk Onderzoek TNO Karman vortex flowmeter assembly comprising a fiber Bragg grating sensor and method to measure a fluid flow rate
EP2260245B1 (en) * 2008-03-07 2015-01-07 Belimo Holding AG Device for measuring and regulating a volume flow in a ventilation pipe
DE102013202264A1 (en) * 2013-02-12 2014-08-14 Robert Bosch Gmbh Device and method for operating an electrical unit
JP6048687B2 (en) * 2014-10-15 2016-12-21 横河電機株式会社 Field equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628197A (en) * 1984-05-21 1986-12-09 The Babcock & Wilcox Company Electronics for fiber optic vortex shedding flow meter
US4656353A (en) * 1986-01-21 1987-04-07 The Babcock & Wilcox Company Variable pulse rate led electronics for a fiber optic vortex shedding flowmeter

Also Published As

Publication number Publication date
EP0232007A3 (en) 1989-08-09
CA1281557C (en) 1991-03-19
US4742574A (en) 1988-05-03
EP0232007A2 (en) 1987-08-12
AU6318086A (en) 1987-08-06
AU586036B2 (en) 1989-06-29
IN165210B (en) 1989-08-26
JPS62218817A (en) 1987-09-26
MX161529A (en) 1990-10-24

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